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| From: | |
| Reply To: | TechNet E-Mail Forum. |
| Date: | Fri, 3 Aug 2001 11:01:29 -0700 |
| Content-Type: | text/plain |
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Raul,
I have seen this problem and it was a lubricant suspended in parafin wax. The switch
vendor was at fault. Wrong type of lub. (It didn't really need any - gold on gold)
David A. Douthit
Manager
LoCan LLC
"Valdez, Raul (R.)" wrote:
> Hello,
> We are using rotary switch encoders on our application and they are failing,
> after some were opened, certain kind of yellow grease was found, we are not
> sure if that's flux since the encoder is being soldered to the board thru
> wave soldering.
>
> After cleaning the "defective" encoder with alcohol the encoder works fine.
>
> Anyone has had a similar experience?? soldering process or encoder supplier
> fault??
>
> Please help.
>
> Thanks.
>
> Raúl Valdéz.
>
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